1988520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 6073920

約数和(自身を除く): 4085400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 227, 292, 365, 438, 454, 584, 681, 730, 876, 908, 1095, 1135, 1362, 1460, 1752, 1816, 2190, 2270, 2724, 2920, 3405, 4380, 4540, 5448, 6810, 8760, 9080, 13620, 16571, 27240, 33142, 49713, 66284, 82855, 99426, 132568, 165710, 198852, 248565, 331420, 397704, 497130, 662840, 994260, 1988520]

約数ペア:

[(1, 1988520), (2, 994260), (3, 662840), (4, 497130), (5, 397704), (6, 331420), (8, 248565), (10, 198852), (12, 165710), (15, 132568), (20, 99426), (24, 82855), (30, 66284), (40, 49713), (60, 33142), (73, 27240), (120, 16571), (146, 13620), (219, 9080), (227, 8760), (292, 6810), (365, 5448), (438, 4540), (454, 4380), (584, 3405), (681, 2920), (730, 2724), (876, 2270), (908, 2190), (1095, 1816), (1135, 1752), (1362, 1460)]